Signaling system



Sept. 29, 1942. K. MULLERHEIM 2,297,068

SIGNALING SYSTEM Fil'ed May 31, 1941 20 Sheets-Sheet 1 BUILDING N 2 30a 2 SIGNAL SIGNAL 8 BUILDING N 9 3 SIGNAL L SELECTOR SIGNAL SELECTOR N/JL ELECTOR ROOM SIGNALS & RETURN SIG. 37 4 RELAY LIKE FIG, 9

POSITION Ll/(E F /6&

BUILDING N- 1 TALK SE 13b 1300M can SIGN/1L5,

Loup SPEAKERS 45 lxplwa aqm CIRCUITS. I

Has. 12 M6 Flu}. 12

FIG. 19 0 ATTO R NEYS Sept. 29, 1942.

K. MULLERHEIM SIGNALING SYSTEM 2o Sheets-Sheet 2 Filed May 31, 1941 DML LEHD PELE/JSE;

ORE/@9701? POSITION N 2 INVENTOR.

mu; 3, ANSWER A mi f w m; i U M m m, y v2s\3 v 4/. w I 2 01 m 22% Maw A m w m m KURT MULLERHEIM 3%, Mm

ATTORNEYS Sept. 1942- l K. MULLERHEIM 2,297,068

SIGNALING SYSTEM Filed May 51, 1941 2O Sheets-Sheet 3 BUILDING 1 I LOCAL FLOOR TELEPHONE D TALK 8, ANSWER KEY 26a INVENTOR KURT MULLERHEIM ATTORNEYS Sept. 29, 1942.

20 sheets-sneak 4 4 2/ is i' v'bfi Po LIKE SIG/V415 8' mD/AL 168678 I RETURN & TALK FS/GNAL RLYS. @5329; 21

P fig SEE FIG 9 45 SIGN/IL i [6 :zpf

1 v INVENTOR.1.

, KURT MULLERHEIM BY MM,M M

ATTORNEYS l 1942- K. MIIJLLTERHEIM 2,297,068

SIGNALING SYSTEM Filed May 31, 1941 26 Sheets-Sheet. 7

SIGNAL SELECTOR 20 6599 707 C595 0005* 98 706 0005 CODE;

L 753 CODE BUSY 7 INVENTOR. KURT MULLERHEI M ATTORNEYS RELAYS c005 INTE/PRUPTEP L a I b R910 7 9614' J 143 a} PST 713 FLOOR F/PST FLOOR ,912 CODE LEHD V913 9 2/ u v BUZZER ROOM R920 2 0971 212M w NQZJ3 55cm waf J SECOND FLO R F100? A COUE'LEHDO .4 '2

' C972 1511221212 ROOM 087/ R950 1 J 527 WNQ5Q7 555% F/Fn/ F100,? X -x INVENTOR. KURT MULLERHEIM W, M M.

SIGNALING SYSTEM Filed May 31, 1941 20 Sheets-Sheet 9 Fig. 5

5 00M SIGNflL 8: RETURN S/G'NAL ATTORNEYS P 1942- K. MULLERHEIM 2,297,068

SIGNALiNG SYSTEM Filed May 31, 1941 2C Sheets-Sheet 10 t L F BUILDING *3 6 J8 F 10 '34 481 i 30 SIGNAL 5 I a sELEcTOR a LIKE 30b FIGS 6 7x 3 3O SIGNAL 3,

SELECTOR ROOM 31b gg/ L3 &. x 816. SEE F169 37 32 SIGNAL 6 32b; SELE TOR 33 SIGN/4L SELECTOR J ALLOTTER LL OPERATOR N9 3 E POSITION 1 INVENTOR. KURT MULLERHEIM M f ATTORNEY? Sept. 29, 1942. K. MULLERHEIM 2,297,063

1 SIGNALING SYSTEM Filed May :51, 1941 20 Sheets-Sh'eet 11 [N6 XBUSY 1540s RETURN SIG/V41. LEA

D/A'L LEIDS 44 RETURN S/GNHL SHIRT LE4DS HOLD ALLOTTER N9 2 KURIT MULLERHEIM BY ATTORNEYS Sept. 29, 1942. K. MULLERHEIM 2,297,068

' SIGNALING SYSTEM Filed May 31, 1941 2o Shee'ts-Sheet 1s FREQUENCY T0 PING/N6 GENERATORS, SZSTING SW 3 i 94 H1 11 J92 [LU /304 1305 2 306 z,

' q KUR+ MULLERHEIM SIGN/4L & mm SELECTOI? 10 W ATTORNEYS Sept. 29, 1942'. K. MULLERHEIM 2,297,068

SIGNALING SYSTEM Filed May :51, 1941 :20 Sheets-Sheet 1a PETUR D14L 3, TAIL/f KE V136 PING TO OTHER 0m & mur KEYS OPEP/ITOP POSITION N 1 mm ANSWER LOCAL KEY 8Q FLOOR E TEE-PHONE Loca FLOOR 7ELEBfH0NE INVENTOR. KURT MULLERHEIM ATTORNEYS SPEAKER KEY Filed May 31, 1941 20 Sheets-Sheet 2O F1 EU- .I C1970; 2011 2051 Q1/1973;

I 0-2020 01853 R2040 R2000 H:R-2010 'H:/P2030 Z00Z1 204 A P 1942- K. MULLERHEIM 2,297,068

SIGNALING SYSTEM FlG. FIG. FIG. FIG. FIG. FIG. FIG. FIG. 2 3 4 5 6 7 8 9 FIG. FIG. FIG. FIG. FIG. FIG. FIG. IO ll- I2 l3 l4 l5 l6 INVENTOR. KURT MULLERHEI M ATTORNEYS 

